Urinalysis Topic Guide
Urinalysis: Urinalysis (UA) is a commonly ordered medical test to analyze urine. It may be used to diagnose urinary tract infections (UTIs) or kidney stones, to screen for kidney diseases, and to monitor diabetes or high blood pressure (hypertension). A urinalysis looks for white and red blood cells, epithelial cells, blood or protein in the urine, crystals, or bacteria, among other things.
Blood in the Urine Blood in the urine (hematuria) can be associated with many conditions, some of which can be dangerous. Causes of blood in the urine include kidney stones, kidney disease, blood diseases, and some cancers. Tests used to evaluate blood in the urine include urinalysis, cystoscopy, blood tests, and imaging tests. The prognosis for blood in the urine depends on the cause.